This photo can be identified as Slapton Sands (probably near the Strete Gate end) from the coastline in the background. The Mew Stone is particularly obvious.
Despite the poor weather a similar position can be seen on Google street view here: https://maps.google.co.uk/maps?hl=en&ll=50.291204,-3.642654&spn=0.038659,0.090895&t=h&z=14&layer=c&cbll=50.291729,-3.642038&panoid=qh5cvvKVbNKlHGks4TuqpQ&cbp=12,43.16,,1,4.14